Global Patent Index - EP 0575277 B1

EP 0575277 B1 19970514 - Composite screw system made of a refractory fibre reinforced ceramic matrix

Title (en)

Composite screw system made of a refractory fibre reinforced ceramic matrix

Title (de)

Schraubsystem aus Verbundmaterial, dass aus einer mit feuerfesten Fibern verstärkten Keramikmatrix besteht

Title (fr)

Visserie en matériau composite constitué d'une matrice céramique renforcée de fibres réfractaires

Publication

EP 0575277 B1 19970514 (FR)

Application

EP 93450003 A 19930615

Priority

FR 9207684 A 19920617

Abstract (en)

[origin: EP0575277A1] - The subject of the invention is screws and bolts comprising, on the one hand, a threaded shank (8, 10) including or not including a head (9) and, on the other hand, one or more nuts (5) interacting with the said shank, characterised in that the screw threads of the said shank and of the said nuts are round threads, the male and female parts having the same theoretical profile to within the manufacturing tolerance and operating clearance. - Application to the dismantleable assembly of structures likely to be subjected to high temperatures. <IMAGE>

IPC 1-7

F16B 33/00; C04B 35/80

IPC 8 full level

C04B 35/80 (2006.01); F16B 33/00 (2006.01); F16B 33/02 (2006.01); F16B 35/00 (2006.01); F16B 1/00 (2006.01); F16B 43/02 (2006.01)

CPC (source: EP US)

C04B 35/584 (2013.01 - EP US); C04B 35/597 (2013.01 - EP US); C04B 35/80 (2013.01 - EP US); F16B 33/006 (2013.01 - EP US); F16B 33/02 (2013.01 - EP US); C04B 2235/524 (2013.01 - EP); C04B 2235/5244 (2013.01 - EP); F16B 43/02 (2013.01 - EP US); F16B 2200/85 (2023.08 - EP US); Y10S 411/908 (2013.01 - EP US)

Designated contracting state (EPC)

BE DE GB IT SE

DOCDB simple family (publication)

EP 0575277 A1 19931222; EP 0575277 B1 19970514; CA 2098546 A1 19931218; DE 69310615 D1 19970619; DE 69310615 T2 19971218; FR 2692633 A1 19931224; FR 2692633 B1 19950825; JP H0681826 A 19940322; US 5405227 A 19950411

DOCDB simple family (application)

EP 93450003 A 19930615; CA 2098546 A 19930616; DE 69310615 T 19930615; FR 9207684 A 19920617; JP 17111993 A 19930617; US 7643093 A 19930614